test that environ gets deallocated on changes

2026-06-01 14:10:03 +03:00 · 2020-03-07 09:26:04 -05:00
parent aedc34c6e5
commit 6eccc809f2
1 changed files with 10 additions and 0 deletions
@@ -0,0 +1,10 @@
+extern "C" {
+    static environ: *const *const u8;
+}
+
+fn main() {
+    let pointer = unsafe { environ };
+    let _x = unsafe { *pointer };
+    std::env::set_var("FOO", "BAR");
+    let _y = unsafe { *pointer }; //~ ERROR dangling pointer was dereferenced
+}